grub2/include/grub/net/netbuff.h

28 lines
823 B
C

#ifndef GRUB_NETBUFF_HEADER
#define GRUB_NETBUFF_HEADER
#include <grub/misc.h>
#define NETBUFF_ALIGN 2048
#define NETBUFFMINLEN 64
struct grub_net_buff
{
/*Pointer to the start of the buffer*/
char *head;
/*Pointer to the data */
char *data;
/*Pointer to the tail */
char *tail;
/*Pointer to the end of the buffer*/
char *end;
};
grub_err_t grub_netbuff_put (struct grub_net_buff *net_buff ,grub_size_t len);
grub_err_t grub_netbuff_unput (struct grub_net_buff *net_buff ,grub_size_t len);
grub_err_t grub_netbuff_push (struct grub_net_buff *net_buff ,grub_size_t len);
grub_err_t grub_netbuff_pull (struct grub_net_buff *net_buff ,grub_size_t len);
grub_err_t grub_netbuff_reserve (struct grub_net_buff *net_buff ,grub_size_t len);
struct grub_net_buff * grub_netbuff_alloc ( grub_size_t len );
#endif